CN112903317A - Test system and test method for manufacturing performance test of run-flat tire - Google Patents
Test system and test method for manufacturing performance test of run-flat tire Download PDFInfo
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- CN112903317A CN112903317A CN202110247912.9A CN202110247912A CN112903317A CN 112903317 A CN112903317 A CN 112903317A CN 202110247912 A CN202110247912 A CN 202110247912A CN 112903317 A CN112903317 A CN 112903317A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/02—Tyres
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Abstract
The invention relates to a test system and a test method for the manufacturing performance of an explosion-proof tire, which comprises a bottom plate, a pulling column, a positioning mechanism, a locking plate and a test mechanism, wherein the pulling column is arranged on the upper side surface of the middle part of the bottom plate, the middle part of the pulling column is of a hollow structure, a group of square sliding grooves are uniformly distributed at the upper end and the lower end of the pulling column, the square sliding grooves are symmetrically distributed at the upper side and the lower side of the pulling column, the square sliding grooves are vertically arranged, the positioning mechanism is connected in each square sliding groove, the locking plate is positioned in the hollow structure of the pulling column, and the test mechanism is symmetrically distributed at the two sides of the pulling column. The present invention can solve the following problems: the tire can not be firmly locked during the tire extrusion test, so that the circumferential position and the up-and-down position of the tire can be changed after the tire is pressed and deformed, the extrusion test of the tire is inaccurate, the shape of the tire bead of the tire can be deformed after the tire is extruded, and the sealing property of the tire is reduced.
Description
Technical Field
The invention relates to the field of sealing strip testing, in particular to a test system and a test method for manufacturing performance of an explosion-proof tire.
Background
The tire burst is a very serious safety accident, particularly the tire burst on a highway; thus, configuring the vehicle with a "run-flat tire" maximizes the safety concerns that are feared. When the tire is deflated, the vehicle can still run for 80 kilometers at the speed of 80 kilometers/hour, and the running safety is improved.
Need test the performance of tire after explosion-proof tire production is accomplished, one kind of extrusion test tire performance test of tire, the extrusion test of tire is through extrudeing the tire, whether the tire after observing the reply condition of tire and the extrusion can produce the crackle, tire extrusion test is through the extruder with the tire after the locking extrude, the problem that exists when current tire carries out the extrusion test is as follows:
the tire can not be firmly locked during the tire extrusion test, so that the circumferential position and the up-and-down position of the tire can be changed after the tire is pressed and deformed, the extrusion test of the tire is inaccurate, the shape of the tire bead of the tire can be deformed after the tire is extruded, and the sealing property of the tire is reduced.
Disclosure of Invention
In order to solve the problems, the invention provides a test system for a manufacturing performance test of an explosion-proof tire, which comprises a bottom plate, a pulling column, a positioning mechanism, a locking plate and a test mechanism, the pressure testing device comprises a base plate, a pulling column, a positioning mechanism, a testing mechanism and a locking plate, wherein the pulling column is arranged on the upper side face of the middle part of the base plate, the middle part of the pulling column is of a hollow structure, a group of square sliding grooves are uniformly distributed at the upper end and the lower end of the pulling column, the square sliding grooves are symmetrically distributed at the upper side and the lower side of the pulling column, the square sliding grooves are vertically distributed, the positioning mechanism is connected in each square sliding groove, the locking plate is positioned in the hollow structure of the pulling column, the testing mechanism is symmetrically distributed at the two sides of the pulling column, and the testing mechanism is arranged on the top of the base plate.
The positioning mechanism comprises a positioning column which is connected to the square sliding groove in a sliding fit mode, one end, located on the outer side of the pulling column, of the positioning column is of a telescopic structure, a positioning clamping frame is installed on the side face, located on the pulling column, of the positioning column and is of an arc-shaped structure, the cross section of the positioning clamping frame is of a side-standing U shape, the closed end of the positioning clamping frame is arranged towards the pulling column, an arc-shaped plate is installed on the inner wall of the vertical section of the positioning clamping frame through the telescopic column, and side supporting plates are installed at two ends of the arc-shaped plate through;
the side support plate is of an arc structure, a T-shaped sliding block is mounted at one end, far away from the arc plate, of the side support plate through a hinge, a T-shaped sliding groove in sliding fit with the T-shaped sliding block is arranged on a vertical section of the positioning clamp frame, when the positioning clamp frame works in detail, the positioning mechanism can lock tires aiming at tire beads of tires of different structures, the positioning mechanism can abut against the tire beads of the tires to prevent the tire beads from deforming when the tires are subjected to extrusion testing, the positioning column can slide up and down in the square sliding groove, so that the tire bead locking device can lock tires of different widths, the positioning clamp frame can clamp the tire beads of the tires through the telescopic motion of the positioning column, the arc plate can freely stretch out and draw back aiming at the tires of different sizes, the structure formed by the arc plate and the side support plate can abut against the inner side faces of the tire beads of the tires, the position of the positioning column can be positioned through the locking plate, and the tire is prevented from moving up and down when being tested.
The test mechanism including setting up the stripper plate in the bottom plate top, the stripper plate is the arc structure, install the pneumatic cylinder on the stripper plate keeps away from the side of pulling the post, the stiff end of pneumatic cylinder is installed on the top of bottom plate through the test extension board, the symmetry is provided with the card clamp plate on the stripper plate is close to the side of pulling the post, be sliding fit between card clamp plate and the stripper plate, during concrete work, test mechanism can inwards extrude the tire, so that test tire's compressive property, after the tire locking is accomplished, make the stripper plate can contact with the tread of tire through the extension motion of pneumatic cylinder, through the extension motion of continuous control pneumatic cylinder, make the tire can compressed, later control pneumatic cylinder returns initial position, whether observe the tire and can reply fast, and whether there is the crackle on the tire.
The middle part of bottom plate correspond the position of pulling the post and be provided with the circular slot that slides, the lower extreme of pulling the post is located the circular slot that slides, the lateral wall of circular slot that slides and the lateral surface of pulling the post are provided with sliding fit's annular spout and annular slider mutually respectively, pull and be provided with the dwang on the lower extreme lateral surface of post, pull the dwang through the manual work and make to pull annular slider on the post and can slide in the annular spout to accredited testing organization can carry out the extrusion test of different positions to the tire.
As a preferred technical scheme of the invention, the side face of the extrusion plate corresponding to the clamping plate is symmetrically provided with limiting sliding grooves, the clamping plate is provided with a sliding block matched with the limiting sliding grooves, the clamping plate is of an arc structure, the opposite side edges of the clamping plate far away from the extrusion plate are provided with arc chamfers, the opposite side faces of the clamping plate are arranged on the extrusion plate through springs, the clamping plate can limit the upper position and the lower position of the tire, and when the tire is extruded and deformed, the clamping plate can protect the upper side face and the lower side face of the tire to prevent the tire from moving up and down due to compression.
According to a preferred technical scheme, the locking plate is of an arc-shaped structure, the upper end and the lower end of the locking plate are symmetrically provided with locking sliding blocks, the upper side wall and the lower side wall of the pulling column are respectively provided with a locking sliding chute in sliding fit with the locking sliding blocks, the abutting body is arranged between the locking plates, the upper end of the abutting body is provided with an abutting stud, the upper end of the abutting stud penetrates through the pulling column, the middle part of the abutting stud is in threaded fit with the pulling column, the abutting stud can be driven to adjust the upper position and the lower position through manual screwing, and the locking plate can only move inside and outside under the action of the locking sliding blocks and the locking sliding chutes.
As a preferred technical scheme of the invention, the opposite side surfaces of the middle part of the locking plate are respectively provided with a linkage bulge with an arc structure, the section of the linkage bulge is trapezoidal, the upper end of the linkage bulge is an inclined plane, the middle part of the buckling body is of a cone structure, the size of the upper end of the abutting-buckling body is larger than that of the lower end of the abutting-buckling body, when the abutting-buckling body is positioned above the linkage protrusion, the upper end of the abutting-buckling body is in sliding fit with the inner side wall of the locking plate, and at the moment, the outer side surface of the locking plate can generate a certain friction force to the positioning column, so that the positioning column cannot displace without the action of external force, when the abutting stud can drive the abutting body to move to the position of the linkage protrusion, the inclined surface at the upper end of the linkage protrusion is matched with the conical structure of the abutting body to drive the locking plate to move outwards, so that the outer side surface of the locking plate is abutted against the inner end of the positioning column, and the positioning column cannot move up and down.
As a preferred technical scheme of the invention, the end face of the positioning column, which is positioned on the pulling column, is an arc-shaped face, the arc-shaped face of the positioning column is matched with the arc-shaped structure of the locking plate, and the side wall of the arc-shaped face of the positioning column is provided with the anti-slip pad which can increase the positioning effect of the locking plate on the positioning column.
As a preferred technical scheme of the invention, a clamping plate is uniformly distributed on the inner side of the horizontal section of the positioning clamping frame, the clamping plate is of an arc-shaped structure, clamping elastic columns are mounted on the side surfaces of the clamping plate, corresponding to the inner wall of the horizontal end of the positioning clamping frame, the clamping elastic columns penetrate through the positioning clamping frame, and the clamping plate can be pressed on a tire bead with a certain force under the action of the clamping elastic columns.
As a preferred technical scheme of the invention, attaching plates are respectively installed on the middle parts of the opposite side surfaces of the clamping and pressing plates through hinges, the opposite side edges of the attaching plates, which are far away from the closed end of the positioning clamping frame, are respectively provided with a chamfer, and the attaching plates can be attached to the upper side surface and the lower side surface of the tire bead under the action of the hinges, so that the tire bead locking device can lock tires of different models, and the chamfers on the attaching plates can be conveniently moved to the side surfaces of the tire bead.
As a preferred technical scheme of the invention, a clamping groove is formed in the lower side surface of the middle of the rotating rod, chamfers are arranged on the side edges of the lower end of the rotating rod, positioning locking blocks are uniformly arranged on the upper side surface of the bottom plate, the lower end of each positioning locking block is of a telescopic structure, the upper end of each positioning locking block is of an isosceles trapezoid structure, an unlocking rod with an I-shaped structure is arranged in each clamping groove of the rotating rod, each positioning locking block can penetrate into each clamping groove of the rotating rod, so that the position of the rotating rod is locked, the chamfers at the lower end of the rotating rod can facilitate the positioning locking blocks to smoothly move to the lower end of the rotating rod, the unlocking rod can be jacked up when the positioning locking blocks move into the clamping grooves, and when the pulling column needs to be rotated again, the unlocking rod is manually pressed down, and then the.
In addition, the invention also provides a method of the test system for the manufacturing performance test of the run-flat tire, which comprises the following steps:
step one, tire placement: firstly, vertically arranging the circumferential direction of a tire, sleeving the middle part of the tire on the outer side of a pulling column, and manually sliding a positioning column up and down to enable the position of a positioning clamping frame to correspond to the position of a tire bead of the tire;
step two, tire positioning: the positioning clamp frame is clamped on the upper side surface and the lower side surface of a tire bead of the tire through the extension motion of the positioning column, the chamfer angle on the attaching plate can facilitate the attaching plate to move to the side surface of the tire bead of the tire, the attaching plate can be attached on the upper side surface and the lower side surface of the tire bead of the tire under the action of the hinge, the clamping and pressing plate can apply downward pressure to the attaching plate through the clamping and pressing elastic column, so that the attaching plate has a certain force to clamp the upper side surface and the lower side surface of the tire bead, the arc-shaped plate can be matched and stretched according to the size of the tire, so that the structure formed by the arc-shaped plate and the side support plate can fit the inner side surface of the tire bead of the tire, the locking plate can be driven to move outwards by manually screwing the abutting stud and matching the inclined surface at the upper end of the linkage bulge with the conical structure of the abutting body, so that the outer side surface of the locking plate is abutted against the inner end of the positioning column, and the upper and lower positions of the positioning column are locked;
step three, tire extrusion testing: after the tire is locked, the extrusion plate can be in contact with the tread of the tire through the extension movement of the hydraulic cylinder, the tire can be compressed through continuously controlling the extension movement of the hydraulic cylinder, then the hydraulic cylinder is controlled to return to the initial position, whether the tire can return quickly or not is observed, and whether cracks exist on the tire or not is observed;
step four, extruding and testing different positions of the tire: after the tire extrusion of this position was accomplished, the manual work was pressed the unblock pole, and the rethread rotating lever is rotated the regulation to pulling the post for another location locking piece locks on the rotating lever, and the operating procedure of the third step of later repetition, so that the different positions of tire can obtain the extrusion test.
The invention has the beneficial effects that:
the tire bead locking device can lock tires of different models, and improves the applicability of the tire bead locking device, the inner end of the tire bead is abutted, and the tire bead is locked in a manner of being attached to the upper side and the lower side, so that the tire bead of the tire is not deformed during extrusion testing, and the circumferential position of the tire can be quickly adjusted, so that the tire can be subjected to extrusion testing at different positions;
the positioning mechanism can lock the tire aiming at the tire bead of the tire with different structures, and the positioning mechanism can abut against the tire bead of the tire to prevent the tire bead from deforming during the extrusion test of the tire;
the testing mechanism can extrude the tire inwards so as to test the compression resistance of the tire, and when the tire is extruded and deformed, the clamping and pressing plate can protect the upper side surface and the lower side surface of the tire so as to prevent the tire from displacing up and down due to compression;
the tire unlocking device comprises a rotating rod, a positioning locking block, a locking release rod and a rotating rod, wherein the positioning locking block is arranged in the rotating rod, the locking release rod is arranged in the locking release rod, the positioning locking block is arranged in the locking release rod, the locking release rod is arranged in the locking release rod, and the rotating rod is used for rotating the unlocking release rod.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of the test mechanism of the present invention;
FIG. 3 is a schematic view of the arrangement of the base plate, the trip post, the positioning mechanism and the locking plate of the present invention;
FIG. 4 is a cross-sectional view of the base plate, the trip post, the positioning post and the locking plate of the present invention;
FIG. 5 is a first cross-sectional view of the positioning mechanism of the present invention with the positioning post removed;
FIG. 6 is a second cross-sectional view of the positioning mechanism of the present invention with the positioning post removed;
fig. 7 is a cross-sectional view of the rotating lever, the positioning lock block and the unlocking lever of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a test system for testing the manufacturing performance of an anti-explosion tire comprises a base plate 1, a pulling column 2, a positioning mechanism 3, a locking plate 4 and a testing mechanism 5, wherein the pulling column 2 is installed on the upper side surface of the middle part of the base plate 1, the middle part of the pulling column 2 is of a hollow structure, a group of square sliding grooves 21 are distributed at the upper end and the lower end of the pulling column 2, the square sliding grooves 21 are symmetrically distributed at the upper side and the lower side of the pulling column 2, the square sliding grooves 21 are vertically arranged, each square sliding groove 21 is internally connected with one positioning mechanism 3, the locking plate 4 is positioned in the hollow structure of the pulling column 2, the testing mechanisms 5 are symmetrically distributed at the two sides of the pulling column 2, and the testing mechanism 5 is installed on the top of the base plate 1, firstly, the tire is sleeved on the outer side of the pulling column 2, the tire bead at the inner end of the tire can be locked by the positioning, the tire can be pressure tested by the testing mechanism 5.
The positioning mechanism 3 comprises a positioning column 31 connected to the square sliding groove 21 in a sliding fit manner, one end of the positioning column 31, which is located on the outer side of the pulling column 2, is of a telescopic structure, a positioning clamp frame 32 is installed on the side face, which is located on the pulling column 2, of the positioning column 31, the positioning clamp frame 32 is of an arc-shaped structure, the cross section of the positioning clamp frame 32 is of a side-standing U shape, the closed end of the positioning clamp frame 32 is arranged towards the pulling column 2, an arc-shaped plate 34 is installed on the inner wall of the vertical section of the positioning clamp frame 32 through a telescopic column 33, and side support plates 35 are installed at two ends of the;
the side support plate 35 is of an arc-shaped structure, a T-shaped sliding block 36 is installed at one end, far away from the arc-shaped plate 34, of the side support plate 35 through a hinge, a T-shaped sliding groove 37 in sliding fit with the T-shaped sliding block 36 is arranged on the vertical section of the positioning clamp frame 32, when the positioning clamp frame works specifically, tires of different structures can be locked through the positioning mechanism 3, the positioning mechanism 3 can abut against tire beads of the tires, the situation that the tire beads deform when the tires are subjected to extrusion testing is prevented, the positioning column 31 can slide up and down in the square sliding groove 21, so that the tire locking device can lock the tires of different widths, the positioning clamp frame 32 can clamp the tire beads of the tires through the telescopic motion of the positioning column 31, the arc-shaped plate 34 can freely stretch out and draw back for the tires of different sizes, the structure formed by the arc-shaped plate 34 and the side support plate 35 can attach the inner side faces of the tire beads of the, the position of the positioning column 31 can be positioned by the locking plate 4, and vertical displacement is prevented when a tire is tested.
The inboard of the horizontal segment of locator card frame 32 equally divide and to distribute and have a jam board 38, jam board 38 is the arc structure, all installs jam bullet post 39 on the side of the corresponding locator card frame 32 horizontal end inner wall of jam board 38, jam bullet post 39 all passes locator card frame 32, jam board 38 can have the pressure of certain dynamics on the tire rim under the effect of jam bullet post 39.
The middle parts of the opposite side surfaces of the clamping and pressing plates 38 are respectively provided with an attaching plate 310 through hinges, the opposite side edges of the attaching plates 310 far away from the closed end of the positioning clamping frame 32 are respectively provided with a chamfer, the attaching plates 310 can be attached to the upper side surface and the lower side surface of the tire bead under the action of the hinges, so that the tire bead locking device can lock tires of different models, and the chamfers on the attaching plates 310 can be moved to the side surfaces of the tire bead conveniently.
The locking plate 4 be the arc structure, both ends all are provided with locking slider 41 about the locking plate 4 symmetrically, pull and all be provided with on the upper and lower lateral wall of post 2 with locking slider 41 looks sliding fit's locking spout 23, be provided with between the locking plate 4 and support and detain the body 24, support and detain the upper end of body 24 and install and support and detain double-screw bolt 25, support and detain the upper end of double-screw bolt 25 and pass and pull post 2, support and detain the middle part of double-screw bolt 25 and pull and be screw-thread fit between the post 2, it can drive to support and detain the body 24 and carry out the regulation of upper and lower position to twist through the manual work and detain double-screw bolt 25, locking plate 4 only.
The middle part downside of dwang 22 on be provided with screens groove 26, the lower extreme side of dwang 22 all is provided with the chamfer, evenly be provided with positioning lock piece 27 on the last side of bottom plate 1, positioning lock piece 27's lower extreme is extending structure, positioning lock piece 27's upper end is isosceles trapezoid structure, be provided with the unblock pole 28 of I shape structure in dwang 22's the screens groove 26, positioning lock piece 27 can alternate in dwang 22's screens groove 26, so that dwang 22's position obtains the locking, the chamfer of dwang 22 lower extreme can be convenient for positioning lock piece 27 can be smooth and easy remove dwang 22 lower extreme, can push up unblock pole 28 when positioning lock piece 27 removes screens inslot 26, when needs rotate once more pull post 2, the manual work pushes down unblock pole 28, rethread dwang 22 rotates to pull post 2 and adjusts.
The middle opposite side surfaces of the locking plate 4 are provided with linkage protrusions 42 with arc structures, the cross sections of the linkage protrusions 42 are trapezoidal, the upper ends of the linkage protrusions 42 are inclined planes, the middle of the abutting body 24 is a cone structure, the size of the upper end of the abutting body 24 is larger than that of the lower end of the abutting body 24, when the abutting body 24 is positioned above the linkage protrusions 42, the upper end of the abutting body 24 is in sliding fit with the inner side wall of the locking plate 4, the outer side surface of the locking plate 4 can generate certain friction force on the positioning column 31 at the moment, so that the positioning column 31 cannot displace under the effect of no external force, when the abutting stud 25 can drive the abutting body 24 to move to the position of the linkage protrusions 42, the inclined planes at the upper ends of the linkage protrusions 42 are matched with the cone structure of the abutting body 24 to drive the locking plate 4 to move outwards, so that the outer side surfaces of the locking plate 4 abut, the positioning column 31 is positioned by the up-and-down movement of the abutting-buckling body 24, so that the position locking and unlocking of the positioning column 31 can be quickly adjusted, when the tire is subjected to the vertical extrusion test of the tire side, the abutting-buckling body 24 is screwed to unlock the position of the positioning column 31.
The end face of the positioning column 31 located on the pulling column 2 is an arc-shaped face, the arc-shaped face of the positioning column 31 is matched with the arc-shaped structure of the locking plate 4, the side wall of the arc-shaped face of the positioning column 31 is provided with an anti-slip pad, and the anti-slip pad on the positioning column 31 can increase the positioning effect of the locking plate 4 on the positioning column 31.
The testing mechanism 5 comprises an extrusion plate 51 arranged above the base plate 1, the extrusion plate 51 is of an arc-shaped structure, a hydraulic cylinder 52 is arranged on the side surface of the extrusion plate 51 far away from the pulling column 2, the fixed end of the hydraulic cylinder 52 is arranged on the top of the base plate 1 through a testing support plate, clamping plates 53 are symmetrically arranged on the side surface of the extrusion plate 51 close to the pulling column 2, the clamping plates 53 are in sliding fit with the extrusion plate 51, when the testing mechanism 5 works specifically, the tire can be extruded inwards by the testing mechanism 5 so as to test the compression resistance of the tire, when the tire locking is completed, the pressing plate 51 can be brought into contact with the tread of the tire by the extending movement of the hydraulic cylinder 52, by continuing to control the extension movement of the hydraulic cylinder 52, the tire can be compressed, and then controlling the hydraulic cylinder 52 to return to the initial position, it is observed whether the tire will return quickly and whether there is a crack on the tire.
The squeeze board 51 correspond the side of clamp pressing board 53 on the symmetry be provided with spacing spout 54, be provided with on the clamp pressing board 53 with spacing spout 54 matched with slider, clamp pressing board 53 is the arc structure, the relative side that squeeze board 51 was kept away from to clamp pressing board 53 all is provided with the arc chamfer, the side of carrying on the back of the body of clamp pressing board 53 passes through spring 55 and installs on squeeze board 51, clamp pressing board 53 can carry on spacingly to the upper and lower position of tire, when the tire was extruded and is taken place to warp, clamp pressing board 53 can protect the upper and lower side of tire, prevent that the tire from causing its displacement about taking place because of the pressurized.
The middle part of bottom plate 1 correspond the position of pulling post 2 and be provided with slip circular slot 12, the lower extreme of pulling post 2 is located slip circular slot 12, the lateral wall of slip circular slot 12 and the lateral surface of pulling post 2 are provided with looks sliding fit's annular spout 13 and annular slider 11 respectively, be provided with dwang 22 on the lower extreme lateral surface of pulling post 2, pull dwang 22 through the manual work and make to pull annular slider 11 on the post 2 and can slide in annular spout 13, so that accredited testing organization 5 can carry out the extrusion test of different positions to the tire.
In addition, the invention also provides a test method of the test system for the manufacturing performance of the run-flat tire, which comprises the following steps:
step one, tire placement: firstly, vertically arranging the circumferential direction of the tire, sleeving the middle part of the tire on the outer side of the pulling column 2, and manually sliding the positioning column 31 up and down to enable the position of the positioning clamp frame 32 to correspond to the position of the tire bead of the tire;
step two, tire positioning: the positioning clamp frame 32 is clamped on the upper side and the lower side of a tire bead of a tire through the extending motion of the positioning column 31, the chamfer angle on the attaching plate 310 can facilitate the attaching plate to move to the side of the tire bead of the tire, the attaching plate 310 can be attached to the upper side and the lower side of the tire bead under the action of a hinge, the clamping pressing plate 38 can apply downward force on the attaching plate 310 through the clamping elastic column 39, the attaching plate 310 has certain strength to clamp the upper side and the lower side of the tire bead of the tire, at the moment, the arc-shaped plate 34 can be matched and stretched according to the size of the tire, the structure formed by the arc-shaped plate 34 and the side support plate 35 can attach the inner side of the tire bead of the tire, the abutting stud 25 is manually screwed, the inclined plane at the upper end of the linkage protrusion 42 is matched with the conical structure of the abutting body 24 to drive the locking plate 4 to move outwards, so that the upper and lower positions of the positioning column 31 are locked;
step three, tire extrusion testing: after the tire is locked, the squeezing plate 51 can be contacted with the tread of the tire through the extending movement of the hydraulic cylinder 52, the tire can be compressed through continuously controlling the extending movement of the hydraulic cylinder 52, then the hydraulic cylinder 52 is controlled to return to the initial position, whether the tire can return quickly or not is observed, and whether cracks exist on the tire or not is observed;
step four, extruding and testing different positions of the tire: after the tire extrusion of this position is accomplished, the manual work is pressed unlocking lever 28, rethread dwang 22 rotates pulling post 2 and adjusts, make another location locking piece 27 locking on dwang 22, the operation step of third step is repeated afterwards, so that the different positions of tire can obtain the extrusion test, when the tire need carry out the extrusion test from top to bottom, support outside extruder on the upper and lower side of tire side, make linkage arch 42 and support the separation of button body 24 through twisting support stud 25, outside extruder carries out the extrusion of upper and lower side to the tire and makes the tire warp often, reference column 31 can reciprocate.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. The utility model provides an explosion-proof tire manufacturing performance test system, includes bottom plate (1), pulls post (2), positioning mechanism (3), lockplate (4) and accredited testing organization (5), its characterized in that: the testing device is characterized in that a pulling column (2) is mounted on the upper side face of the middle of the base plate (1), the middle of the pulling column (2) is of a hollow structure, a group of square sliding grooves (21) are uniformly distributed at the upper end and the lower end of the pulling column (2), the square sliding grooves (21) are symmetrically distributed on the upper side and the lower side of the pulling column (2), the square sliding grooves (21) are vertically distributed, a positioning mechanism (3) is connected into each square sliding groove (21), the locking plate (4) is located in the hollow structure of the pulling column (2), the testing mechanisms (5) are symmetrically distributed on the two sides of the pulling column (2), and the testing mechanisms (5) are mounted on the top of the base plate (1); wherein:
the positioning mechanism (3) comprises a positioning column (31) connected to the square sliding groove (21) in a sliding fit mode, one end, located on the outer side of the pulling column (2), of the positioning column (31) is of a telescopic structure, a positioning clamp frame (32) is installed on the side face, located on the pulling column (2), of the positioning column (31), the positioning clamp frame (32) is of an arc-shaped structure, the cross section of the positioning clamp frame (32) is of a side-standing U shape, the closed end of the positioning clamp frame (32) is arranged towards the pulling column (2), an arc-shaped plate (34) is installed on the inner wall of the vertical section of the positioning clamp frame (32) through a telescopic column (33), and side supporting plates (35) are installed at two ends of the arc-shaped plate (34);
the side support plate (35) is of an arc structure, a T-shaped sliding block (36) is mounted at one end, far away from the arc plate (34), of the side support plate (35) through a hinge, and a T-shaped sliding groove (37) in sliding fit with the T-shaped sliding block (36) is formed in the vertical section of the positioning clamp frame (32);
the testing mechanism (5) comprises a squeezing plate (51) arranged above the base plate (1), the squeezing plate (51) is of an arc-shaped structure, a hydraulic cylinder (52) is installed on the side face, far away from the pulling column (2), of the squeezing plate (51), the fixed end of the hydraulic cylinder (52) is installed on the top of the base plate (1) through a testing support plate, clamping pressure plates (53) are symmetrically arranged on the side face, close to the pulling column (2), of the squeezing plate (51), and the clamping pressure plates (53) are in sliding fit with the squeezing plate (51);
the middle part of the bottom plate (1) is provided with a sliding circular groove (12) corresponding to the position of the pulling column (2), the lower end of the pulling column (2) is positioned in the sliding circular groove (12), the side wall of the sliding circular groove (12) and the outer side surface of the pulling column (2) are respectively provided with an annular sliding groove (13) and an annular sliding block (11) which are in sliding fit with each other, and the outer side surface of the lower end of the pulling column (2) is provided with a rotating rod (22).
2. A run-flat tire building performance test system as set forth in claim 1, wherein: the side of the extrusion plate (51) corresponding to the clamping plate (53) is symmetrically provided with limiting sliding grooves (54), the clamping plate (53) is provided with sliding blocks matched with the limiting sliding grooves (54), the clamping plate (53) is of an arc-shaped structure, opposite side edges of the clamping plate (53) far away from the extrusion plate (51) are provided with arc-shaped chamfers, and the opposite side surfaces of the clamping plate (53) are installed on the extrusion plate (51) through springs (55).
3. A run-flat tire building performance test system as set forth in claim 1, wherein: the locking plate (4) is of an arc-shaped structure, the locking sliding blocks (41) are symmetrically arranged at the upper end and the lower end of the locking plate (4), the locking sliding grooves (23) which are in sliding fit with the locking sliding blocks (41) are formed in the upper side wall and the lower side wall of the pulling column (2), the abutting-buckling body (24) is arranged between the locking plate (4), the abutting-buckling stud (25) is installed at the upper end of the abutting-buckling body (24), the pulling column (2) is penetrated through the upper end of the abutting-buckling stud (25), and the middle of the abutting-buckling stud (25) is in threaded fit with the pulling column (2).
4. A run-flat tire building performance test system as set forth in claim 3, wherein: the locking plate is characterized in that linkage protrusions (42) of arc structures are arranged on opposite side faces of the middle of the locking plate (4), the cross sections of the linkage protrusions (42) are trapezoidal, the upper ends of the linkage protrusions (42) are inclined planes, the middle of the abutting buckle body (24) is of a cone structure, and the size of the upper end of the abutting buckle body (24) is larger than that of the lower end of the abutting buckle body.
5. A run-flat tire building performance test system as set forth in claim 4, wherein: the end face, located on the pulling column (2), of the positioning column (31) is an arc-shaped face, the arc-shaped face of the positioning column (31) is matched with the arc-shaped structure of the locking plate (4), and an anti-slip pad is arranged on the side wall of the arc-shaped face of the positioning column (31).
6. A run-flat tire building performance test system as set forth in claim 1, wherein: the inboard of the horizontal segment of locator card frame (32) equally divide and to distribute and have a card clamp plate (38), card clamp plate (38) are the arc structure, all install card pressure bullet post (39) on the side of the corresponding locator card frame (32) horizontal end inner wall of card clamp plate (38), card pressure bullet post (39) all pass locator card frame (32).
7. A run-flat tire building performance test system as set forth in claim 6, wherein: the middle part of the opposite side surface of the clamping and pressing plate (38) is provided with an attaching plate (310) through a hinge, and the opposite side edges of the attaching plate (310) far away from the closed end of the positioning clamping frame (32) are provided with chamfers.
8. A run-flat tire building performance test system as set forth in claim 1, wherein: the middle part downside of dwang (22) on be provided with screens groove (26), the lower extreme side of dwang (22) all is provided with the chamfer, evenly is provided with location locking piece (27) on the last side of bottom plate (1), the lower extreme of location locking piece (27) is extending structure, the upper end of location locking piece (27) is isosceles trapezoid structure, is provided with unblock pole (28) of I shape type structure in screens groove (26) of dwang (22).
9. A run-flat tire building performance test system as set forth in claim 5, wherein: the test method of the run-flat tire manufacturing performance test system for the run-flat tire comprises the following steps:
step one, tire placement: firstly, the circumferential direction of the tire is vertical, the middle part of the tire is sleeved on the outer side of the pulling column (2), and the positioning column (31) is manually slid up and down, so that the position of the positioning clamp frame (32) corresponds to the position of the tire bead of the tire;
step two, tire positioning: the positioning clamp frame (32) is clamped on the upper side surface and the lower side surface of a tire bead of a tire through the extending motion of the positioning column (31), the arc-shaped plate (34) can be matched and stretched for the size of the tire, the inner side surface of the tire bead of the tire can be attached to the structure formed by the arc-shaped plate (34) and the side supporting plate (35), the abutting and buckling stud (25) is screwed manually, the inclined surface at the upper end of the linkage protrusion (42) is matched with the conical structure of the abutting and buckling body (24) to drive the locking plate (4) to move outwards, so that the outer side surface of the locking plate (4) abuts against the inner end of the positioning column (31), and the upper position and the lower position of the positioning column;
step three, tire extrusion testing: after the tire is locked, the extrusion plate (51) can be in contact with the tread of the tire through the extension movement of the hydraulic cylinder (52), the tire can be compressed through continuously controlling the extension movement of the hydraulic cylinder (52), then the hydraulic cylinder (52) is controlled to return to the initial position, whether the tire can return quickly or not is observed, and whether cracks exist on the tire or not is observed;
step four, extruding and testing different positions of the tire: after the tire extrusion at the position is completed, the pulling column (2) is rotationally adjusted through the rotating rod (22), so that the circumferential position of the tire is adjusted, and then the operation step of the third step is repeated, so that the extrusion test can be performed at different positions of the tire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247912.9A CN112903317A (en) | 2021-03-06 | 2021-03-06 | Test system and test method for manufacturing performance test of run-flat tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110247912.9A CN112903317A (en) | 2021-03-06 | 2021-03-06 | Test system and test method for manufacturing performance test of run-flat tire |
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| Publication Number | Publication Date |
|---|---|
| CN112903317A true CN112903317A (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110247912.9A Withdrawn CN112903317A (en) | 2021-03-06 | 2021-03-06 | Test system and test method for manufacturing performance test of run-flat tire |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607435A (en) * | 2021-10-09 | 2021-11-05 | 山东维点技术有限公司 | Radial tire production finished product performance testing device |
| CN113899567A (en) * | 2021-09-30 | 2022-01-07 | 中国人民解放军陆军装甲兵学院 | Equipment test platform |
| CN114659809A (en) * | 2022-03-28 | 2022-06-24 | 泰凯英(青岛)专用轮胎技术研究开发有限公司 | Detection device and method for detecting internal strain of tire |
| CN114789571A (en) * | 2022-03-08 | 2022-07-26 | 青岛科技大学 | Tire function detection device and method used after tire molding |
| CN117420003A (en) * | 2023-10-24 | 2024-01-19 | 临沂中讯通电子科技股份有限公司 | Aluminum nitride product performance test equipment |
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2021
- 2021-03-06 CN CN202110247912.9A patent/CN112903317A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113899567A (en) * | 2021-09-30 | 2022-01-07 | 中国人民解放军陆军装甲兵学院 | Equipment test platform |
| CN113899567B (en) * | 2021-09-30 | 2024-04-23 | 中国人民解放军陆军装甲兵学院 | Equipment test platform |
| CN113607435A (en) * | 2021-10-09 | 2021-11-05 | 山东维点技术有限公司 | Radial tire production finished product performance testing device |
| CN114789571A (en) * | 2022-03-08 | 2022-07-26 | 青岛科技大学 | Tire function detection device and method used after tire molding |
| CN114659809A (en) * | 2022-03-28 | 2022-06-24 | 泰凯英(青岛)专用轮胎技术研究开发有限公司 | Detection device and method for detecting internal strain of tire |
| CN114659809B (en) * | 2022-03-28 | 2023-05-12 | 泰凯英(青岛)专用轮胎技术研究开发有限公司 | Detection equipment and method for detecting internal strain of tire |
| CN117420003A (en) * | 2023-10-24 | 2024-01-19 | 临沂中讯通电子科技股份有限公司 | Aluminum nitride product performance test equipment |
| CN117420003B (en) * | 2023-10-24 | 2024-03-19 | 临沂中讯通电子科技股份有限公司 | Aluminum nitride product performance test equipment |
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